Migrating D front end to D - post Dconf

[David Nadlinger]

On Saturday, 11 May 2013 at 17:10:51 UTC, Daniel Murphy wrote:
> If you decide that all later versions of the compiler must 
> compile with all
> earlier versions of phobos, then those phobos modules are 
> unable to change.

In (the rare) case of breaking changes, we could always work 
around them in the compiler source (depending on __VERSION__), 
rather than duplicating everything up-front.

I believe *this* is the nice middle ground.

David